[INFO] cloning repository https://github.com/fmorency/many-rs-cross
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fmorency/many-rs-cross" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmorency%2Fmany-rs-cross", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmorency%2Fmany-rs-cross'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4186c1eb8687b3f3dc95c38f9bed78ed7b04288f
[INFO] checking fmorency/many-rs-cross/4186c1eb8687b3f3dc95c38f9bed78ed7b04288f against master#cf8a95590a1b768b7711f2631d5b5e3ead464de7 for pr-149389
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmorency%2Fmany-rs-cross" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fmorency/many-rs-cross
[INFO] finished tweaking git repo https://github.com/fmorency/many-rs-cross
[INFO] tweaked toml for git repo https://github.com/fmorency/many-rs-cross written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fmorency/many-rs-cross on toolchain cf8a95590a1b768b7711f2631d5b5e3ead464de7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fmorency/many-rs-cross already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/enarx/ciborium`
[INFO] [stderr]     Updating git repository `https://github.com/fmorency/merk.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9605d8dbad81f70204f7cf6ef00360f7b1c3ce8f25d208aa040099be7bbfd5ac
[INFO] running `Command { std: "docker" "start" "-a" "9605d8dbad81f70204f7cf6ef00360f7b1c3ce8f25d208aa040099be7bbfd5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9605d8dbad81f70204f7cf6ef00360f7b1c3ce8f25d208aa040099be7bbfd5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9605d8dbad81f70204f7cf6ef00360f7b1c3ce8f25d208aa040099be7bbfd5ac", kill_on_drop: false }`
[INFO] [stdout] 9605d8dbad81f70204f7cf6ef00360f7b1c3ce8f25d208aa040099be7bbfd5ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+cf8a95590a1b768b7711f2631d5b5e3ead464de7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a191ea0d8a3e1b326d1a00aa5e184f06661d2e4cea4b98eb6b9553deb1122422
[INFO] running `Command { std: "docker" "start" "-a" "a191ea0d8a3e1b326d1a00aa5e184f06661d2e4cea4b98eb6b9553deb1122422", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.156
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling minicbor v0.18.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking unicode-bidi v0.3.11
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking ciborium-io v0.2.0 (https://github.com/enarx/ciborium?rev=2ca375e6b33d1ade5a5798792278b35a807b748e#2ca375e6)
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.6
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a191ea0d8a3e1b326d1a00aa5e184f06661d2e4cea4b98eb6b9553deb1122422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a191ea0d8a3e1b326d1a00aa5e184f06661d2e4cea4b98eb6b9553deb1122422", kill_on_drop: false }`
[INFO] [stdout] a191ea0d8a3e1b326d1a00aa5e184f06661d2e4cea4b98eb6b9553deb1122422
